{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Celltech Co.", "item": "https://www.patentleaderboard.com/company/celltech-co"}, {"@type": "ListItem", "position": 3, "name": "Joyce A. Schoemaker", "item": "https://www.patentleaderboard.com/inventor/fl:jo_ln:schoemaker-2"}]}
Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
JS

Joyce A. Schoemaker — 1 Patent

CCCelltech Co.: 1 patents #19 of 65Top 30%
London, GB: #5,837 of 11,041 inventorsTop 55%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Joyce A. Schoemaker has been granted 1 US patent while listed as an inventor at Celltech Co.. All of these patents were granted in 1994. Joyce A. Schoemaker ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Joyce A. Schoemaker in London, GB.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5340926 Process for the recovery of recombinantly produced protein from insoluble aggregate Peter Lowe, Fiona A. O. Marston, Sarojani Angal 1994-08-23